PRIMARY OBJECTIVES: Screening component: I. To establish a National Clinical Trials Network (NCTN) mechanism for genomically screening large but homogeneous cancer populations and subsequently assigning and accruing simultaneously to a multi-sub-study ?Master Protocol.? II. To evaluate the screen success rate defined as the percentage of screened patients that register for ...

This randomized controlled trial of weight loss interventions in overweight and obese women with early stage breast cancer consists of two arms, please see the arms section for more information. Patients will be randomized 1:1 within stratification factors: menopausal status (premenopausal vs. postmenopausal), hormone receptor status of the tumor (ER ...